Portable motion detector



FIG. 1 is a side perspective view of a portable motion detector showingmy new design, with the other side views being identical;

FIG. 2 is a side perspective view thereof, with the detector being shownin a collapsed position;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The ornamental design for a portable motion detector, as shown anddescribed.